---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7165 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.012 BogoMIPS: 5600.02 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 9.4G 68G 13% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 604 12021 0 3413 15105 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:61:fd:7a brd ff:ff:ff:ff:ff:ff inet 10.30.107.110/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86055sec preferred_lft 86055sec inet6 fe80::f816:3eff:fe61:fd7a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7165) 10/05/26 _x86_64_ (4 CPU) 09:18:46 LINUX RESTART (4 CPU) 09:19:01 tps rtps wtps bread/s bwrtn/s 09:20:01 312.21 19.06 293.15 699.88 57685.05 09:21:01 554.98 51.87 503.12 2519.03 35927.49 09:22:01 327.76 0.00 327.76 0.00 15103.48 09:23:01 4.78 0.00 4.78 0.00 598.70 09:24:01 14.43 2.52 11.91 91.32 1089.82 Average: 242.84 14.69 228.15 662.11 22081.37 09:19:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:01 13725764 15488816 2699204 16.43 68676 1887156 862264 4.93 738372 1730020 302476 09:21:01 11922952 14886604 4502016 27.41 138568 2908824 1835984 10.51 1458288 2671736 429756 09:22:01 11071760 14055652 5353208 32.59 139148 2925216 2643584 15.13 2280732 2685800 14244 09:23:01 9960284 12945692 6464684 39.36 139220 2927188 3805112 21.78 3373316 2687016 216 09:24:01 12279296 15429672 4145672 25.24 141516 3082200 879784 5.03 969864 2799288 139584 Average: 11792011 14561287 4632957 28.21 125426 2746117 2005346 11.48 1764114 2514772 177255 09:19:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:01 lo 1.13 1.13 0.14 0.14 0.00 0.00 0.00 0.00 09:20:01 ens3 110.26 72.77 1388.24 30.91 0.00 0.00 0.00 0.00 09:21:01 lo 4.27 4.27 0.39 0.39 0.00 0.00 0.00 0.00 09:21:01 ens3 474.64 360.41 6300.34 48.83 0.00 0.00 0.00 0.00 09:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:22:01 ens3 0.90 0.27 0.10 0.03 0.00 0.00 0.00 0.00 09:23:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:23:01 ens3 0.60 0.18 0.08 0.33 0.00 0.00 0.00 0.00 09:24:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 09:24:01 ens3 57.99 57.14 392.83 319.62 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 128.89 98.16 1616.47 79.94 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7165) 10/05/26 _x86_64_ (4 CPU) 09:18:46 LINUX RESTART (4 CPU) 09:19:01 CPU %user %nice %system %iowait %steal %idle 09:20:01 all 20.09 0.00 1.55 4.12 0.01 74.23 09:20:01 0 37.94 0.00 2.40 1.58 0.02 58.06 09:20:01 1 5.75 0.00 1.56 9.39 0.02 83.27 09:20:01 2 9.98 0.00 0.92 1.12 0.02 87.96 09:20:01 3 26.58 0.00 1.32 4.41 0.00 67.68 09:21:01 all 28.29 0.00 5.48 1.80 0.03 64.40 09:21:01 0 23.96 0.00 4.10 1.29 0.02 70.63 09:21:01 1 42.67 0.00 6.06 0.92 0.03 50.31 09:21:01 2 18.55 0.00 4.24 0.82 0.02 76.37 09:21:01 3 28.05 0.00 7.50 4.20 0.03 60.21 09:22:01 all 35.66 0.00 0.79 0.71 0.01 62.83 09:22:01 0 27.55 0.00 0.47 0.17 0.02 71.80 09:22:01 1 32.08 0.00 0.57 0.07 0.00 67.29 09:22:01 2 44.92 0.00 0.80 0.89 0.00 53.39 09:22:01 3 38.10 0.00 1.35 1.71 0.02 58.82 09:23:01 all 46.87 0.00 0.75 0.01 0.01 52.36 09:23:01 0 37.42 0.00 0.57 0.00 0.02 62.00 09:23:01 1 49.44 0.00 0.89 0.03 0.02 49.62 09:23:01 2 44.08 0.00 0.58 0.00 0.02 55.32 09:23:01 3 56.60 0.00 0.94 0.00 0.02 42.45 09:24:01 all 29.03 0.00 0.80 0.03 0.01 70.12 09:24:01 0 24.97 0.00 0.92 0.00 0.00 74.11 09:24:01 1 57.69 0.00 0.95 0.10 0.03 41.22 09:24:01 2 15.13 0.00 0.68 0.00 0.02 84.17 09:24:01 3 18.30 0.00 0.69 0.02 0.02 80.98 Average: all 31.99 0.00 1.87 1.33 0.02 64.79 Average: 0 30.37 0.00 1.69 0.61 0.01 67.32 Average: 1 37.56 0.00 2.00 2.10 0.02 58.32 Average: 2 26.52 0.00 1.44 0.56 0.01 71.46 Average: 3 33.52 0.00 2.36 2.07 0.02 62.04